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<head><meta charset="utf-8"><title>I-prioritize #73541 ICE &quot;no enclosing breakable scope found&quot; · t-compiler/wg-prioritization · Zulip Chat Archive</title></head>
<h2>Stream: <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/index.html">t-compiler/wg-prioritization</a></h2>
<h3>Topic: <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html">I-prioritize #73541 ICE &quot;no enclosing breakable scope found&quot;</a></h3>

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<a name="201472558"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201472558" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> triagebot <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201472558">(Jun 20 2020 at 10:46)</a>:</h4>
<p><span class="user-group-mention" data-user-group-id="2403">@WG-prioritization</span> issue <a href="https://github.com/rust-lang/rust/issues/73541">#73541</a> has been requested for prioritization.</p>



<a name="201472677"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201472677" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lcnr <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201472677">(Jun 20 2020 at 10:50)</a>:</h4>
<p><code>P-high</code> IMO,  this should only happen on the error path afaict, but is fairly easy to hit</p>



<a name="201542867"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201542867" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> DPC <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201542867">(Jun 21 2020 at 16:42)</a>:</h4>
<p>going with p-high</p>



<a name="201542875"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201542875" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> triagebot <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201542875">(Jun 21 2020 at 16:43)</a>:</h4>
<p>Issue <a href="https://github.com/rust-lang/rust/issues/73541">#73541</a>'s prioritization request has been removed.</p>



<a name="201882143"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201882143" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201882143">(Jun 24 2020 at 18:00)</a>:</h4>
<p>hey, I see you have already discussed and decided on this one</p>



<a name="201882157"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201882157" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201882157">(Jun 24 2020 at 18:00)</a>:</h4>
<p>I'm wondering a bit about it</p>



<a name="201882198"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201882198" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201882198">(Jun 24 2020 at 18:00)</a>:</h4>
<p>why have you decided to go with <code>P-high</code> as opposed to go with <code>P-medium</code> maybe?</p>



<a name="201882248"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201882248" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201882248">(Jun 24 2020 at 18:01)</a>:</h4>
<p>I'm not opposed to <code>P-high</code> just want to understand the reasoning :)</p>



<a name="201882282"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201882282" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201882282">(Jun 24 2020 at 18:01)</a>:</h4>
<p>IMO is one of those two</p>



<a name="201882514"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201882514" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lcnr <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201882514">(Jun 24 2020 at 18:03)</a>:</h4>
<p>I personally tried to jump out of a closure a few times while learning rust, so an ICE without first emitting an error message<br>
feels really bad here.</p>



<a name="201882683"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201882683" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201882683">(Jun 24 2020 at 18:04)</a>:</h4>
<p>I was going to say exactly that</p>



<a name="201882691"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201882691" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201882691">(Jun 24 2020 at 18:04)</a>:</h4>
<p>I guess you applied the same reasoning as in <a href="#narrow/stream/227806-t-compiler.2Fwg-prioritization/topic/I-prioritize.20.2373568.20Placing.20lifetime.20specifier.20after.20.60.26mut.60">https://rust-lang.zulipchat.com/#narrow/stream/227806-t-compiler.2Fwg-prioritization/topic/I-prioritize.20.2373568.20Placing.20lifetime.20specifier.20after.20.60.26mut.60</a></p>



<a name="201882704"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201882704" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201882704">(Jun 24 2020 at 18:04)</a>:</h4>
<p><span aria-label="+1" class="emoji emoji-1f44d" role="img" title="+1">:+1:</span> then <span aria-label="heart" class="emoji emoji-2764" role="img" title="heart">:heart:</span></p>



<a name="201894902"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize%20%2373541%20ICE%20%22no%20enclosing%20breakable%20scope%20found%22/near/201894902" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lcnr <a href="https://rust-lang.github.io/zulip_archive/stream/227806-t-compiler/wg-prioritization/topic/I-prioritize.20.2373541.20ICE.20.22no.20enclosing.20breakable.20scope.20found.22.html#201894902">(Jun 24 2020 at 19:50)</a>:</h4>
<p>that's nice, seems like I wasn't mistaken <span aria-label="laughing" class="emoji emoji-1f606" role="img" title="laughing">:laughing:</span> <a href="https://github.com/rust-lang/rust/issues/73704">https://github.com/rust-lang/rust/issues/73704</a></p>



<hr><p>Last updated: Aug 07 2021 at 22:04 UTC</p>
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